gcc/ChangeLog

   1 2005-01-24  Steven Bosscher  <stevenb@suse.de>
   2
   3         * cfgexpand.c (expand_gimple_tailcall): Fix typo.
   4
   5 2005-01-24  Richard Sandiford  <rsandifo@redhat.com>
   6
   7         * config/mips/irix-csr.c: New file.
   8         * config/mips/t-iris6 (irix-csr.o): New rule to build it.
   9         (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
  10         * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
  11         executables.
  12
  13 2005-01-24  Eric Botcazou  <ebotcazou@libertysurf.fr>
  14
  15         PR bootstrap/19364
  16         * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
  17         sparc/elf.h, add sparc/sp-elf.h.
  18         (sparc-*-rtems*): Likewise.
  19         (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
  20         tm-dwarf2.h, add sparc/sp-elf.h.
  21         (sparc86x-*-elf): Likewise.
  22         (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
  23         * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
  24         TARGET_OS_CPP_BUILTINS.
  25         * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
  26         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
  27         Undefine it.
  28         * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
  29         * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
  30         (SWITCH_TAKES_ARG): Likewise.
  31         (LOCAL_LABEL_PREFIX): Likewise.
  32         (ASM_GENERATE_INTERNAL_LABEL): Likewise.
  33         (TARGET_N_FORMAT_TYPES): Delete.
  34         (TARGET_FORMAT_TYPES): Likewise.
  35         (ASM_DECLARE_FUNCTION_SIZE): Likewise.
  36         * config/sparc/elf.h: Delete.
  37         * config/sparc/sp-elf.h: New file.
  38
  39 2005-01-24  Kazu Hirata  <kazu@cs.umass.edu>
  40
  41         * tree-flow-inline.h (phi_arg_from_edge): Remove.
  42         * tree-flow.h: Remove the corresponding prototype.
  43         * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
  44         tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
  45
  46 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
  47
  48         PR target/17751
  49         * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
  50         for AIX ABI or ELF -fPIC.
  51         (rs6000_emit_load_toc_table): Don't create toc_section here.
  52         (rs6000_xcoff_file_start): Nor here.
  53
  54 2005-01-24  J"orn Rennecke <joern.rennecke@st.com>
  55
  56         * sh.c (ra.h): Don't #include.
  57         (hard_regs_intersect_p): New function, resurrected from ra.c.
  58
  59         * sh.c: Fix 1996 Copyright.
  60
  61 2005-01-24  Richard Henderson  <rth@redhat.com>
  62             Aldy Hernandez  <aldyh@redhat.com>
  63
  64         * regrename.c (note_sets): Handle subregs.
  65
  66 2005-01-24  Joseph S. Myers  <joseph@codesourcery.com>
  67
  68         PR bootstrap/18058
  69         * genconditions.c (write_header, write_conditions): Elide file if
  70         not GCC >= 3.0.1.
  71
  72 2005-01-24  Kazu Hirata  <kazu@cs.umass.edu>
  73
  74         * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
  75         config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
  76         Update copyright.
  77
  78 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
  79
  80         * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
  81         expand_builtin_printf, expand_builtin_fprintf,
  82         expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
  83         checking against POINTER_TYPE.
  84         (validate_arglist): Handle POINTER_TYPE code by checking
  85         POINTER_TYPE_P.
  86
  87 2005-01-24  Paolo Bonzini  <bonzini@gnu.org>
  88
  89         * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
  90         init_rtlanal): New.
  91         (for_each_rtx): Call for_each_rtx_1.
  92         * rtl.h (init_rtlanal): Declare.
  93         * toplev.c (backend_init): Call init_rtlanal.
  94
  95 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
  96
  97         * flow.c (propagate_one_insn): Formatting.
  98
  99         PR middle-end/19551
 100         * flow.c (libcall_dead_p): Be more conservative if unsure.
 101         If there are any instructions between insn and call, see if they are
 102         all dead before saying the libcall is dead.
 103
 104 2005-01-24  Uros Bizjak  <uros@kss-loka.si>
 105
 106         * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
 107         operand constraint for operand 0.
 108
 109 2005-01-23  Richard Henderson  <rth@redhat.com>
 110
 111         PR 19486
 112         * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
 113         edges leading to join block.
 114
 115 2005-01-23  Roger Sayle  <roger@eyesopen.com>
 116
 117         * expmed.c (expand_mult_highpart): Make static.  Change type of
 118         constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
 119         (expand_divmod): Updates calls to expand_mult_highpart by using
 120         gen_int_mode to pass a CONST_INT rtx.
 121         * rtl.h (expand_mult_highpart): Remove prototype.
 122
 123 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
 124
 125         * flow.c (regset_bytes, regset_size): Remove.
 126
 127         * cfganal.c: Fix a reference to Harvey's paper.
 128
 129 2005-01-23  Steven Bosscher  <stevenb@suse.de>
 130
 131         PR rtl-optimization/19464
 132         * tree-optimize.c (init_tree_optimization_passes): Add one more
 133         copyrename pass just before out-of-ssa.
 134
 135 2005-01-23  Joseph S. Myers  <joseph@codesourcery.com>
 136
 137         PR bootstrap/18058
 138         * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
 139         * ggc-none.c (ggc_free): Define.
 140
 141 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
 142
 143         * cse.c (max_reg, max_insn_uid): Remove.
 144         (cse_main): Don't access max_reg or max_insn_uid.
 145
 146         * c-common.c (explicit_flag_signed_bitfields,
 147         lang_statement_code_p, lang_expand_function_end): Remove.
 148         * c-common.h: Remove the corresponding declarations.
 149         * c-opts.c (c_common_handle_option): Remove all write access
 150         to explicit_flag_signed_bitfields.
 151
 152         * cgraph.c (cgraph_varpool_n_nodes): Remove.
 153         (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
 154         * cgraph.h: Remove the corresponding declaration.
 155
 156         * gcse.c (null_pointer_info): Remove.
 157
 158 2005-01-23  Roger Sayle  <roger@eyesopen.com>
 159             Eric Botcazou  <ebotcazou@libertysurf.fr>
 160
 161         * combine.c (simplify_logical): Only simplify logical expressions
 162         of the form ior(and(x,y),z) by the inverse distributive law if the
 163         result is cheaper than the original.
 164
 165 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
 166
 167         * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
 168         fold-const.c, gimplify.c, params.h, tree-data-ref.c,
 169         tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
 170         tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
 171         config/freebsd-spec.h, config/arm/arm.h,
 172         config/h8300/h8300.md, config/i386/i386.md,
 173         config/i386/predicates.md, config/i386/sse.md,
 174         config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
 175         config/vax/vax.md: Fix comment typos.  Follow spelling
 176         conventions.
 177
 178 2005-01-23  Steven Bosscher  <stevenb@suse.de>
 179
 180         * gengtype.c (walk_type): Produce `not equal to' compares for loop
 181         tests, instead of `less than'.
 182
 183 2005-01-23  Richard Sandiford  <rsandifo@redhat.com>
 184
 185         * function.c (assign_parm_setup_block): When creating a new stack slot
 186         for a parameter, get its alignment from the parameter's DECL_ALIGN
 187         rather than the type's TYPE_ALIGN.  Make sure that the parameter
 188         is at least word aligned.
 189
 190 2005-01-22  Roger Sayle  <roger@eyesopen.com>
 191
 192         PR middle-end/19378
 193         * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
 194
 195 2005-01-22  Richard Henderson  <rth@redhat.com>
 196
 197         PR target/19506
 198         * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
 199         in both compare operands.
 200         (movdfcc_1_sse_max): Likewise.
 201         (movsfcc_1_sse): Likewise.  Add earlyclobber for scratch.
 202         (movdfcc_1_sse): Likewise.
 203         * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
 204         scratch register as needed.
 205
 206 2005-01-22  Richard Henderson  <rth@redhat.com>
 207
 208         * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
 209
 210         * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
 211
 212 2005-01-22  Richard Henderson  <rth@redhat.com>
 213
 214         * genopinit.c (optabs): Use smin/smax for floating point too.
 215         * doc/md.texi: Update to match.  Clarify that floating point
 216         results are undefined for +0/-0 and NaN.
 217         * doc/rtl.texi: Likewise.
 218         * rtl.def (SMIN, SMAX): Likewise
 219         * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
 220
 221         * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
 222         leading 's' to the name.
 223         * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
 224         smaxxf3, sminxf3): Likewise.
 225         * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
 226         Likewise.
 227
 228 2005-01-22  Paul Brook  <paul@codesourcery.com>
 229
 230         * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
 231
 232 2005-01-21  Mark Dettinger  <dettinge@de.ibm.com>
 233
 234         * config/s390/s390.c (struct processor_costs): New fields
 235         dlgr, dlr, dr, dsgfr, dsgr.
 236         (z900_cost, z990_cost): Values for new fields.
 237         (s390_rtx_costs): New cases MEM und COMPARE in switch
 238         statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
 239         DIV, MOD, UDIV, UMOD.
 240
 241 2005-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
 242
 243         * config/s390/s390.md ("doloop_si64"): Reload input value directly
 244         into the register being decremented.
 245         ("doloop_si31", "doloop_di"): Likewise.
 246         ("*doloop_si_long"): Adapt pattern.
 247
 248 2005-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
 249
 250         * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
 251         access registers.
 252         (CLASS_MAX_NREGS): Likewise.
 253
 254 2005-01-21  Daniel Berlin  <dberlin@dberlin.org>
 255
 256         * doc/tree-ssa.texi (Statement Operands): Add example for new
 257         must-def macro. Note deprecation of old operands interface.
 258
 259 2005-01-22  Richard Sandiford  <rsandifo@redhat.com>
 260
 261         PR tree-optimization/19484
 262         * tree-cfg.c (remove_fallthru_edge): New function.
 263         (cleanup_control_flow): Remove fallthru edges from calls that are
 264         now known not to return.
 265
 266 2005-01-20  Daniel Berlin  <dberlin@dberlin.org>
 267
 268         Fix PR tree-optimization/19038
 269         * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
 270         copies with loop variant ones.
 271
 272 2005-01-22  Kazu Hirata  <kazu@cs.umass.edu>
 273
 274         * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
 275         config/alpha/alpha-protos.h, config/alpha/alpha.h,
 276         config/alpha/alpha.md, config/alpha/predicates.md,
 277         config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
 278         config/sparc/sol2.h: Update copyright.
 279
 280         * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
 281         first label to see if it is a nonlocal label.
 282
 283 2005-01-22  David Edelsohn  <edelsohn@gnu.org>
 284             Andrew Pinski  <pinskia@physics.uc.edu>
 285
 286         PR target/19491
 287         * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
 288         maximum number of GPRs.  Saturate n_fpr at maximum number of FPRs.
 289
 290 2005-01-22  Ralf Corsepius  <ralf.corsepius@rtems.org>
 291
 292         * config/rs6000/rtems.h: Update copyright.
 293
 294 2005-01-22  Ralf Corsepius  <ralf.corsepius@rtems.org>
 295
 296         PR target/19548
 297         * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
 298         (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
 299         (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
 300
 301 2005-01-22  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
 302
 303         PR c/18809
 304         * c-typeck.c (convert_arguments): Check for error_mark_node.
 305
 306 2005-01-21  Ian Lance Taylor  <ian@airs.com>
 307
 308         PR tree-optimization/13000
 309         * tree-inline.c: Include "tree-flow.h".
 310         (expand_call_inline): If warn_return_type, warn if non-void inline
 311         function falls through.
 312         * tree-cfg.c (execute_warn_function_return): Don't warn about
 313         control reaching end if TREE_NO_WARNING is set.  Set
 314         TREE_NO_WARNING.
 315         * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
 316         has been lowered.
 317         * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
 318         branch if we don't need one.
 319         * c-typeck.c: Include "tree-flow.h"
 320         (c_finish_bc_stmt): Don't add a goto if the current statement
 321         list doesn't fall through to the current point.
 322
 323 2005-01-21  Roger Sayle  <roger@eyesopen.com>
 324
 325         PR rtl-optimization/576
 326         * real.c (real_arithmetic): Change return type from void to bool
 327         to return an indication that the result may be inexact.
 328         * real.h (real_arithmeric): Update prototype.
 329         * fold-const.c (const_binop):  Don't constant fold floating
 330         point expressions when the user specifies -frounding-math and
 331         the result may depend upon the run-time rounding mode.
 332         (fold_convert_const_real_from_real): Clean-up.
 333         (fold_initializer): Ignore flag_rounding_math for initializers.
 334         * simplify-rtx.c (simplify_binary_operation): Likewise, don't
 335         constant fold FP operations with flag_rounding_math if the
 336         result may depend upon the run-time rounding mode.
 337
 338 2005-01-21  Tom Tromey  <tromey@redhat.com>
 339
 340         * c-cppbuiltin.c (define__GNUC__): Correct assertion.
 341
 342 2005-01-21  Kazu Hirata  <kazu@cs.umass.edu>
 343
 344         * tree-cfg.c: Fix comment typos.
 345
 346 2005-01-21  J"orn Rennecke <joern.rennecke@st.com>
 347
 348         * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
 349         around the call to rest_of_handle_branch_target_load_optimize.
 350
 351 2005-01-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
 352
 353         * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
 354         (sparc64-*-openbsd*): Likewise.
 355         (sparclite-*-elf*): Include tm-dwarf2.h.
 356         (sparc86x-*-elf*): Likewise.
 357         (sparc64-*-elf*): Likewise.
 358         * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
 359         (DBX_DEBUGGING_INFO): Likewise.
 360         * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
 361         (PREFERRED_DEBUGGING_TYPE): Likewise.
 362         * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
 363         * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
 364         (PREFERRED_DEBUGGING_TYPE): Likewise.
 365         * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
 366         (PREFERRED_DEBUGGING_TYPE): Likewise.
 367         * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
 368
 369 2005-01-21  Hans-Peter Nilsson  <hp@bitrange.com>
 370
 371         PR target/18701
 372         * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
 373
 374 2005-01-20  Paul Brook  <paul@codesourcery.com>
 375
 376         * doc/rtl.texi: Document value extension requirements for CONST_INT.
 377
 378 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
 379
 380         * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
 381         label is first in a sequence of labels.
 382
 383         * tree-cfg.c (tree_verify_flow_info): Fix a typo.
 384
 385 2005-01-20  Janis Johnson  <janis187@us.ibm.com>
 386             Giovanni Bajo  <giovannibajo@gcc.gnu.org>
 387
 388         * doc/sourcebuild.texi (Test Directives): New.
 389
 390 2005-01-20  Roger Sayle  <roger@eyesopen.com>
 391
 392         * real.c (real_floor): Don't leave the result uninitialized when
 393         mode is VOIDMode, but return the unrounded intermediate value.
 394         (real_ceil): Likewise.
 395
 396 2005-01-20  Paul Brook  <paul@codesourcery.com>
 397
 398         * config/arm/arm.md (insv): Use gen_int_mode.
 399
 400 2005-01-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
 401
 402         * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
 403         * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
 404         * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
 405         * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
 406         * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
 407
 408 2005-01-20  Daniel Berlin  <dberlin@dberlin.org>
 409
 410         Fix PR debug/19124
 411         * dwarf2out.c (concat_loc_descriptor): We don't know we can use
 412         fbreg, so we have to assume we can't.
 413         (loc_descriptor_from_tree_1): Ditto.
 414         (containing_function_has_frame_base): New function.
 415         (add_location_or_const_value_attribute): Use it.
 416         Also try to generate a frame_base from a single element location
 417         list.
 418
 419 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
 420
 421         PR tree-optimization/15349
 422         * timevar.def (TV_TREE_MERGE_PHI): New.
 423         * tree-cfg.c (tree_forwarder_block_p): Add a new argument
 424         PHI_WANTED.
 425         (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
 426         calls to tree_forwarder_block_p.
 427         (remove_forwarder_block_with_phi, merge_phi_nodes,
 428         gate_merge_phi, pass_merge_phi): New.
 429         * tree-optimize.c (init_tree_optimization_passes): Add
 430         pass_merge_phi.
 431         * tree-pass.h: Add an extern for pass_merge_phi;
 432
 433 2005-01-20  Richard Henderson  <rth@redhat.com>
 434
 435         PR target/19418
 436         * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
 437         (_mm_castps_pd, _mm_castps_si128): New.
 438         (_mm_castsi128_ps, _mm_castsi128_pd): New.
 439
 440 2005-01-20  Richard Henderson  <rth@redhat.com>
 441
 442         PR target/19530
 443         * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
 444         __builtin_ia32_vec_init_v2si.
 445         (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
 446         * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
 447         (ix86_init_mmx_sse_builtins): Create it.
 448         (ix86_expand_builtin): Expand it.
 449         (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
 450         * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
 451         (vec_extractv2si_0, vec_extractv2si_1): New.
 452
 453 2005-01-20  Richard Henderson  <rth@redhat.com>
 454
 455         PR target/16533
 456         * config/i386/i386.c (ix86_expand_push): New.
 457         * config/i386/mmx.md (push<MMXMODE>1): New.
 458         * config/i386/sse.md (push<SSEMODE>1): New.
 459         * config/i386/i386-protos.h: Update.
 460
 461 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
 462
 463         * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
 464         copyright.
 465
 466 2005-01-20  Richard Henderson  <rth@redhat.com>
 467
 468         * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
 469         * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
 470
 471 2005-01-19  Richard Henderson  <rth@redhat.com>
 472
 473         PR target/19350
 474         * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
 475         to V4SFmode in SSE1 fallback load path.
 476
 477 2005-01-19  Richard Henderson  <rth@redhat.com>
 478
 479         * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
 480         in QImode expansion to ix86_expand_vector_set.
 481         (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
 482
 483 2005-01-19  Richard Henderson  <rth@redhat.com>
 484
 485         PR target/19511
 486         * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
 487         subclass of the input class.
 488         (ix86_secondary_memory_needed): Always true for cross-MMX classes.
 489         Always true for cross-SSE1 classes.  Rationalize conditionals.
 490         * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
 491         * config/i386/i386.md (movsi_1): Add MMX/SSE zeros.  Fix alternatives
 492         for SSE1.  Don't check TARGET_INTER_UNIT_MOVES.
 493         (movdi_2): Add MMX/SSE zeros.
 494         (movdi_1_rex64): Likewise.  Don't check TARGET_INTER_UNIT_MOVES.
 495         (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
 496         (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
 497         (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
 498         (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
 499         (zero_extendsidi2_rex64_1): Remove.
 500         (MOV0 peephole): Check GENERAL_REG_P.
 501
 502 2005-01-19  Richard Henderson  <rth@redhat.com>
 503
 504         PR target/19427
 505         * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
 506         shufps elements.
 507         (ix86_expand_vector_extract): Likewise.
 508
 509 2005-01-19  Richard Henderson  <rth@redhat.com>
 510
 511         PR middle-end/19304
 512         * expr.c (emit_move_change_mode): New argument force; use
 513         simplify_gen_subreg if true.
 514         (emit_move_via_alt_mode): Merge into ...
 515         (emit_move_via_integer): ... here.
 516         (emit_move_ccmode): Use emit_move_change_mode directly.
 517
 518 2005-01-19  Richard Henderson  <rth@redhat.com>
 519
 520         PR target/19518
 521         * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
 522         (alpha_preferred_reload_class): Handle CONST_VECTOR.
 523         (alpha_emit_set_const_1): Add no_output parameter; don't emit
 524         rtl if true.
 525         (alpha_emit_set_const): Likewise.  Make static.
 526         (alpha_emit_set_long_const): Make static.
 527         (alpha_extract_integer): Split out from alpha_expand_mov.
 528         (alpha_split_const_mov): Likewise.
 529         (alpha_expand_mov): Use them.  Handle CONST_VECTOR.
 530         (alpha_legitimate_constant_p): New.
 531         * config/alpha/alpha-protos.h: Update.
 532         * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
 533         (LEGITIMATE_CONSTANT_P): Re-implement with a function.
 534         * config/alpha/alpha.md (movsi): Add n alternative.
 535         (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
 536         (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
 537         (splitters for all of the above): Use alpha_split_const_mov.
 538         * config/alpha/predicates.md (non_add_const_operand): New.
 539         (non_zero_const_operand): New.
 540         (input_operand): Use alpha_legitimate_constant_p after reload.
 541
 542 2005-01-19  Zdenek Dvorak  <dvorakz@suse.cz>
 543
 544         PR tree-optimization/19038
 545         * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
 546         (add_candidate): Add ivs with increment in latch only if
 547         allow_ip_end_pos_p is true.
 548         (determine_iv_cost): Use empty_block_p.
 549
 550 2005-01-19  Daniel Berlin  <dberlin@dberlin.org>
 551
 552         * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
 553         (compute_dominance_frontiers): Ditto.
 554
 555 2005-01-19  Ralf Corsepius  <ralf.corsepius@rtems.org>
 556
 557         PR target/19529
 558         * config/sh/t-rtems: New.
 559         * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
 560
 561 2005-01-19  Zdenek Dvorak  <dvorakz@suse.cz>
 562
 563         * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
 564         the offset of the selected field.
 565
 566 2005-01-19  Kazu Hirata  <kazu@cs.umass.edu>
 567
 568         * tree-cfg.c (remove_forwarder_block): Fix the check to
 569         prevent a nonlocal label from appearing in the middle of a
 570         basic block.
 571
 572 2005-01-19  Hans-Peter Nilsson  <hp@axis.com>
 573
 574         PR rtl-optimization/19462
 575         * reorg.c (find_end_label): Create return insn only if
 576         current_function_epilogue_delay_list is empty.
 577
 578 2005-01-19  Paolo Bonzini  <bonzini@gnu.org>
 579
 580         * doc/passes.texi: Remove paragraph mentioning new-ra.
 581
 582 2005-01-19  Jakub Jelinek  <jakub@redhat.com>
 583
 584         PR rtl-optimization/15139
 585         * combine.c: Include params.h.
 586         (count_rtxs): New function.
 587         (record_value_for_reg): If replace_rtx would replace at least
 588         2 occurrences of REG in VALUE and TEM is really large, replace REG with
 589         (clobber (const_int 0)) instead of TEM.
 590         * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
 591         * params.h (MAX_LAST_VALUE_RTL): New.
 592         * Makefile.in (combine.o): Depend on $(PARAMS_H).
 593         * doc/invoke.texi (--param max-last-value-rtl=N): Document.
 594
 595         PR c/17297
 596         * c-typeck.c (digest_init): Only call build_vector if all constructor
 597         elements are *_CST nodes.
 598         * gimplify.c (gimplify_init_constructor): Likewise.
 599
 600         PR middle-end/19164
 601         * c-typeck.c (digest_init): Only call build_vector if inside_init
 602         is a CONSTRUCTOR.
 603
 604 2005-01-18  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>
 605
 606         * toplev.c (init_asm_output): Remove dead #ifdef.
 607
 608 2005-01-18  Kaz Kojima  <kkojima@gcc.gnu.org>
 609
 610         * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
 611
 612 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
 613
 614         * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
 615         accessing DECL_FUNCTION_CODE.
 616         * dojump.c (do_jump): Likewise.
 617         * gimplify.c (gimplify_call_expr): Likewise.
 618         * predict.c (expr_expected_value): Likewise.
 619         (strip_builtin_expect): Likewise.
 620         * tree-inline.c (estimate_num_insns_1): Likewise.
 621         * tree-ssa-loop-im.c (stmt_cost): Likewise
 622         * fold-const.c (fold): Test for BUILT_IN_NORMAL.
 623         (tree_expr_nonnegative_p): Likewise.
 624
 625 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
 626
 627         * config/sparc/sparc.c (load_pic_register): Emit the appropriate
 628         variant of the load_pcrel_sym pattern.
 629         * config/sparc/sparc.md (P macro): Move to the top.
 630         (load_pcrel_sym): Macroize using P.
 631         (save_register_window): Likewise.
 632
 633 2005-01-18  Aldy Hernandez  <aldyh@redhat.com>
 634
 635         * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
 636         ("sordered"): Same.
 637
 638 2005-01-18  Andrew Pinski  <pinskia@physics.uc.edu>
 639
 640         PR C/19472
 641         * c-typeck.c (build_asm_expr): Strip nops off
 642         input memory operands.
 643
 644 2005-01-18  David Edelsohn  <edelsohn@gnu.org>
 645
 646         * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
 647         _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
 648         * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
 649         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
 650
 651 2005-01-18  Joel Sherrill <joel.sherrill@oarcorp.com>
 652
 653         PR target/19379
 654         * config/i386/i386.c (override_options): If the 80387 is disabled,
 655         then do not return FP values using FP registers.
 656
 657 2005-01-18  Kazu Hirata  <kazu@cs.umass.edu>
 658
 659         * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
 660         c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
 661         combine.c, config.gcc, coverage.h, cse.c, cselib.c,
 662         defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
 663         flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
 664         gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
 665         output.h, postreload-gcse.c, postreload.c, recog.c,
 666         resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
 667         targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
 668         tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
 669         tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
 670         tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
 671         tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
 672         tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
 673         unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
 674
 675         * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
 676         config/alpha/alpha.c, config/arm/vfp.md,
 677         config/i386/emmintrin.h, config/i386/i386-modes.def,
 678         config/i386/i386-protos.h, config/i386/i386.h,
 679         config/i386/pmmintrin.h, config/i386/ppro.md,
 680         config/i386/predicates.md, config/i386/xmmintrin.h,
 681         config/i860/i860.c, config/ia64/ia64-modes.def,
 682         config/ia64/ia64-protos.h, config/ia64/ia64.h,
 683         config/ia64/ia64.md, config/ia64/itanium1.md,
 684         config/ia64/itanium2.md, config/ia64/predicates.md,
 685         config/iq2000/iq2000.h, config/mips/linux64.h,
 686         config/rs6000/aix41.h, config/rs6000/aix43.h,
 687         config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
 688         config/rs6000/rs6000.c, config/rs6000/rs6000.h,
 689         config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
 690         config/sparc/linux64.h, config/sparc/litecoff.h,
 691         config/sparc/sp64-elf.h, config/sparc/sparc.c,
 692         config/sparc/sparc.h, config/sparc/sparc.md,
 693         config/sparc/sysv4-only.h: Update copyright.
 694
 695 2005-01-18  Richard Henderson  <rth@redhat.com>
 696
 697         PR target/19496
 698         * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
 699
 700 2005-01-18  Marc Espie  <espie@openbsd.org>
 701         * config/i386/openbsdelf.h: Typo.
 702
 703 2005-01-18  Richard Henderson  <rth@redhat.com>
 704
 705         * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
 706         special case for sse.
 707         * config/i386/predicates.md (sse_comparison_operator): Likewise.
 708
 709 2005-01-18  Dorit Naishlos  <dorit@il.ibm.com>
 710
 711         * tree-inline.c (estimate_num_insns_1): Added cases for
 712         ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
 713
 714 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
 715
 716         PR rtl-optimization/19296
 717         * combine.c (simplify_comparison): Rewrite the condition under
 718         which a non-paradoxical SUBREG of a PLUS can be lifted when
 719         compared against a constant.
 720
 721 2005-01-18  Andi Kleen <ak@muc.de>
 722
 723         * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
 724         * c.opt (-Wpointer-sign): Add.
 725         * doc/invoke.texi: (-Wpointer-sign): Add.
 726
 727 2005-01-18  Uros Bizjak  <uros@kss-loka.si>
 728
 729         * config/i386/i386.c (override_options): Revert 2004-11-24 change.
 730         * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
 731         *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
 732         logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
 733         exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
 734         nearbyintsf2): Disable for TARGET_SSE_MATH.  Leave patterns enabled
 735         for TARGET_MIX_SSE_I387.
 736         (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
 737         sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
 738         atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
 739         log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
 740         floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
 741         (TARGET_SSE2 && TARGET_SSE_MATH).  Leave patterns enabled for
 742         TARGET_MIX_SSE_I387.
 743         (atan2sf3, atan2df3, atan2xf3): Remove register constraints
 744         from expander.
 745
 746 2005-01-18  Uros Bizjak  <uros@kss-loka.si>
 747
 748         PR target/19424
 749         * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
 750         Add movaps alternative for xmm reg->reg move.
 751
 752 2005-01-17  Jeff Law  <law@redhat.com>
 753
 754         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
 755         at the end of the main DOM loop rather than just before DOM exits.
 756
 757 2005-01-17  Diego Novillo  <dnovillo@redhat.com>
 758
 759         PR tree-optimization/19121
 760         * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
 761         adding aliases to a name tag, also add them to the pointer's
 762         type tag.
 763         * tree-ssa-copy.c (merge_alias_info): Do not merge flow
 764         sensitive alias info at all.  Only check that the two pointers
 765         have compatible pointed-to sets.
 766         * tree-ssa.c (verify_name_tags): Verify that the alias set of
 767         a pointer's type tag is a superset of the alias set of the
 768         pointer's name tag.
 769
 770 2005-01-17  James E Wilson  <wilson@specifixinc.com>
 771
 772         PR target/19357
 773         * config/ia64/ia64.md (movxf): Handle general register source.  Adjust
 774         comment to document why.
 775
 776 2005-01-17  Richard Henderson  <rth@redhat.com>
 777
 778         * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
 779         sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
 780         sse2_vmsmaxv2df3_finite, sminv2df3_finite,
 781         sse2_vmsminv2df3_finite): New.
 782         (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
 783         sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
 784         Force op1 into register.
 785
 786 2005-01-17  Kelley Cook  <kcook@gcc.gnu.org>
 787
 788         * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
 789         bubblestrap from always rebuilding build directory.
 790
 791 2005-01-17  Ulrich Weigand  <uweigand@de.ibm.com>
 792
 793         * config/s390/s390.md ("*clc"): Remove incorrect '='.
 794         ("*cmpmem_short"): Likewise.
 795
 796 2005-01-17  Steven Bosscher  <stevenb@suse.de>
 797
 798         * basic-block.h: Document BB_* flags.
 799         * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
 800         use an sbitmap instead.
 801         * sched-rgn.c (compute_trg_info): Likewise.
 802
 803 2005-01-17  Richard Sandiford  <rsandifo@redhat.com>
 804
 805         * config.gcc (mips64*-*-linux*): Set the default abi to n32.  Remove
 806         redundant target_cpu_default and extra_parts lines.  Use the default
 807         "from-abi" ISA.
 808         * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
 809         (SUBTARGET_EXTRA_SPECS): Delete.
 810         (DRIVER_SELF_SPECS): Remove architecture lines.  Set the ABI directly.
 811         (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
 812         * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
 813         and "n32" for -mabi=n32.
 814
 815 2005-01-17  Ian Lance Taylor  <ian@airs.com>
 816
 817         PR c/5675
 818         * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
 819         fold constant variables into initial values.
 820
 821 2005-01-17  Kazu Hirata  <kazu@cs.umass.edu>
 822
 823         * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
 824
 825         * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
 826         through the statements backward.
 827
 828 2005-01-17  Ian Lance Taylor  <ian@airs.com>
 829
 830         PR middle-end/13127:
 831         * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
 832         a variable set to the return value of the inlined function.
 833
 834 2005-01-17  Mark Dettinger  <dettinge@de.ibm.com>
 835
 836         * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
 837         when modes are tieable.
 838
 839 2005-01-17  Ranjit Mathew  <rmathew@hotmail.com>
 840
 841         * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
 842         of pthread_create to find out if threads are enabled.
 843         * gthr-posix95.h (__gthread_active_p): Likewise.
 844
 845 2005-01-17  Paolo Bonzini  <bonzini@gnu.org>
 846
 847         * common.opt (-fnew-ra): Remove.
 848         * ra*.*: Remove.
 849         * toplev.h (flag_new_regalloc): Remove.
 850         * Makefile.in (ra*.*): Don't mention.
 851         * passes.c (rest_of_handle_new_regalloc): Remove.
 852         (rest_of_handle_combine, rest_of_compilation): Always consider
 853         flag_new_regalloc as false.
 854         * doc/invoke.texi: Don't document -fnew-ra.
 855
 856 2005-01-17  Paolo Bonzini <bonzini@gnu.org>
 857
 858         * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
 859         last parameter to reg_scan.
 860         * loop.c (loop_optimize): Likewise.
 861         * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
 862         rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
 863         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
 864         rest_of_handle_gcse, rest_of_handle_loop_optimize,
 865         rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
 866         * regclass.c (reg_scan): Likewise, for the declaration.
 867         * rtl.h (reg_scan): Likewise, for the prototype.
 868
 869 2005-01-17  Kazu Hirata  <kazu@cs.umass.edu>
 870
 871         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
 872         mark_dfs_back_edges.
 873
 874 2005-01-16  Daniel Berlin  <dberlin@dberlin.org>
 875
 876         * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
 877         (compute_avail): Uses don't go in tmp_gen.
 878
 879 2005-01-16  Steven Bosscher  <stevenb@suse.de>
 880
 881         * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
 882         loop to look for a free slot in a page entry.
 883
 884 2005-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 885
 886         PR target/16304
 887         * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
 888         * toplev.c (compile_file): Call process_pending_assemble_output_defs
 889         just before targetm.asm_out.file_end.
 890         * tree.h (process_pending_assemble_output_defs): Declare.
 891         * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
 892         New functions.
 893         (assemble_alias): Defer generation of assembly code for defines when
 894         TARGET_DEFERRED_OUTPUT_DEFS is true.
 895         * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
 896         * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
 897         * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
 898
 899 2005-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 900
 901         PR target/19336
 902         * pa.c (pa_scalar_mode_supported_p): New function.
 903         (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
 904         * pa.h (MIN_UNITS_PER_WORD): Add comment.
 905
 906         * pa-protos.h (prefetch_operand): Delete.
 907         (prefetch_cc_operand, prefetch_nocc_operand): New declations.
 908         * pa.c (prefetch_operand): Delete.
 909         (prefetch_cc_operand, prefetch_nocc_operand): New functions.
 910         * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
 911         (PREDICATE_CODES): Delete prefetch_operand.  Add prefetch_cc_operand
 912         and prefetch_nocc_operand.
 913         * pa.md (prefetch): Rework to avoid reload problems handling short
 914         displacements when a cache control completer needs to be provided.
 915         (prefetch_32, prefetch_64): Delete.
 916         (prefetch_cc, prefetch_nocc): New patterns.
 917
 918 2005-01-15  David Edelsohn  <edelsohn@gnu.org>
 919
 920         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
 921
 922 2005-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 923
 924         PR ada/19388
 925         * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
 926         exceeds maximum alignment for global common data.
 927         * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
 928         * som.h (MAX_OFILE_ALIGNMENT): Likewise.
 929
 930 2004-01-15  Roger Sayle  <roger@eyesopen.com>
 931
 932         * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
 933
 934 2004-01-15  Roger Sayle  <roger@eyesopen.com>
 935
 936         * harg-reg-set.h (reg_class_names): Prototype global array.
 937         * regclass.c (reg_class_names): Declare here and initialize to
 938         REG_CLASS_NAMES.
 939         (dump_regclass): Remove local declaration of reg_class_names.
 940         (regclass): Likewise.
 941         * cfg.c (dump_flow_info): Likewise.
 942         * ra-debug.c (reg_class_names): Likewise.
 943         * regrename.c (reg_class_names): Likewise.
 944         * reload.c (reg_class_names): Likewise.
 945         * reload1.c (spill_failure): Likewise.
 946         * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
 947
 948 2005-01-15  Ulrich Weigand  <uweigand@de.ibm.com>
 949
 950         * config/s390/s390.md ("reload_outti"): Remove predicate for
 951         output operand.  Abort if operand is not a MEM.
 952         ("reload_outdi", "reload_outdf"): Likewise.
 953
 954 2005-01-15  Marc Espie  <espie@openbsd.org>
 955
 956         * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
 957         (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
 958         * config/openbsd.h:  Fix C++ includes for native configurations.
 959         Add proper OS_CPP_BUILTINS.  Fix libspec for recent OpenBSD.
 960         Add trampoline support.
 961         * config/i386/openbsdelf.h: New.
 962
 963 2005-01-15  Marc Espie  <espie@openbsd.org>
 964
 965         * collect2.c (main): Explicitly parse -dynamic-linker option.
 966
 967 2005-01-15  Jakub Jelinek  <jakub@redhat.com>
 968
 969         PR tree-optimization/19060
 970         * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
 971         Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
 972         (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
 973         and handle extract_range_from_cond returning false.
 974         * fold-const.c (fold): Optimize comparisons with min/max even for
 975         width > HOST_BITS_PER_WIDE_INT.
 976
 977 2005-01-15  Ralf Corsepius  <ralf.corsepius@rtems.org>
 978
 979         * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
 980         * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
 981         Remove little endian multilib variants.
 982         Add mips32 multilib variant.
 983
 984 2005-01-15  Kazu Hirata  <kazu@cs.umass.edu>
 985
 986         * explow.c (copy_all_reg, stabilize): Remove.
 987         * expr.h: Remove the corresponding prototypes.
 988
 989         * rtlanal.c (regs_set_between_p): Remove.
 990         * rtl.h: Remove the corresponding prototype.
 991
 992 2005-01-14  David Edelsohn  <edelsohn@gnu.org>
 993
 994         * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
 995         to rs6000_nonimmediate_operand.
 996         * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
 997         rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
 998         * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
 999         rs6000_nonimmediate_operand.
1000         * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1001         rs6000_nonimmediate_operand.
1002
1003 2005-01-14  Andrew Pinski  <pinskia@physics.uc.edu>
1004
1005         * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1006
1007 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
1008
1009         * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1010         on e500v2.
1011         (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1012         (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1013
1014         * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1015         (rs6k_nonimmediate_operand): New.
1016         (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1017         correctly.
1018         (legitimate_lo_sum_address_p): Same.
1019         (rs6000_legitimize_address): Same.
1020         (rs6000_legitimize_reload_address): Same.
1021         (rs6000_legitimate_address): Same.
1022         (spe_build_register_parallel): Pass DF and DC modes in a DI
1023         register.
1024
1025         * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1026         to rs6k_nonimmediate_operand.
1027
1028         * config/rs6000/spe.md ("*frob_df_di"): New.
1029         ("*frob_di_df"): New.
1030         ("*frob_di_df_2"): New.
1031         ("*mov_sidf_e500_subreg0"): New.
1032         ("*mov_sidf_e500_subreg4"): New.
1033         ("*movdf_e500_double"): Change predicate to
1034         rs6k_nonimmediate_operand.
1035
1036 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
1037
1038         * postreload.c (move2add_note_store): Only call
1039         trunc_int_for_mode on scalar integers.
1040
1041 2005-01-14  Steven Bosscher  <stevenb@suse.de>
1042
1043         * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1044         replace BB_VISITED uses.
1045         (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1046         (propagate_necessity): Check the bitmap instead of BB_VISITED.
1047         (tree_dce_done): Free visited_control_parents.
1048         (perform_tree_ssa_dce): Allocate and clear it.
1049         * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1050         (compute_antic): Iterate from here using a DFS.  Use an sbitmap
1051         instead of BB_VISITED.
1052
1053 2005-01-14  Kazu Hirata  <kazu@cs.umass.edu>
1054
1055         * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1056         rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1057         Remove unused prototypes.
1058
1059 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
1060
1061         * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1062         64-bit register usage.
1063         (spe_func_has_64bit_regs_p): Add FIXME note.
1064
1065 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
1066
1067         * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1068         flag_finite_math_only with flag_unsafe_math_optimizations.
1069
1070 2005-01-14  J. D. Johnston  <jjohnst@us.ibm.com>
1071
1072         * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1073         end-of-stack check.
1074         (__tpf_eh_return): Copy TPF private stack area from the module
1075         boundary stack frame.  Add check for when module addresses are
1076         equal, but no stub address is found.
1077
1078 2005-01-14  Richard Earnshaw  <rearnsha@arm.com>
1079
1080         PR target/7525
1081         * arm.h (struct machine_function): Add call_via field.
1082         (thumb_call_via_label): Declare.
1083         * arm.c (thumb_call_via_label): New variable.
1084         (thumb_call_reg_needed): New variable.
1085         (arm_output_function_epilogue): For Thumb code, output any per-function
1086         call-indirect trampolines.
1087         (thumb_call_via_reg): New function.
1088         (arm_file_end): New function.
1089         (TARGET_ASM_FILE_END): Call arm_file_end.
1090         (aof_file_end): Likewise.
1091         * arm-protos.h (thumb_call_via_reg): Declare.
1092         * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1093         thumb_call_via_reg in normal case.
1094
1095 2005-01-14  Jakub Jelinek  <jakub@redhat.com>
1096
1097         PR middle-end/19084
1098         PR rtl-optimization/19348
1099         * recog.c (peephole2_optimize): Do global life update if some peephole
1100         decides it doesn't need at least one of its inputs and that change
1101         influences liveness at the start of the basic block.
1102
1103         * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1104         arguments instead of 1.
1105
1106 2005-01-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
1107
1108         PR middle-end/18820
1109         * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1110         zero for nested functions needing a static chain or functions
1111         with a non-constant address.
1112
1113 2005-01-13  Roger Sayle  <roger@eyesopen.com>
1114
1115         * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1116         (and (sign_extend X) C) into (zero_extend (and X C)).
1117
1118 2005-01-13  David O'Brien  <obrien@FreeBSD.org>
1119
1120         * config/freebsd-spec.h:  Make KSE pthread lib logic the default.
1121
1122 2005-01-13  Richard Henderson  <rth@redhat.com>
1123
1124         PR target/19009
1125         PR target/19250
1126         PR target/19252
1127         * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1128         bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1129         not just TARGET_SSE.
1130         (cmpfp_i_387): Rename from cmpfp_i.  Move after sse patterns.
1131         (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1132         (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1133         (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1134         (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1135         (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1136         (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1137         fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1138         (movdicc_c_rex64): Rename with '*'.
1139         (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1140         (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1141         (movsfcc_1_387): Rename from movsfcc_1.
1142         (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1143         (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1144         (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1145         (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1146         mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1147         maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1148         sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1149         sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1150         sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1151         sse_movdfcc_const0_4): Remove.
1152         * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1153         recognize min/max early.  Update for changed sse cmove patterns.
1154         (ix86_split_sse_movcc): New.
1155         * config/i386/i386-protos.h: Update.
1156
1157 2005-01-13  Steven Bosscher  <stevenb@suse.de>
1158
1159         * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1160         (fix_stmt_v_may_defs): Likewise.
1161
1162 2005-01-13  Richard Henderson  <rth@redhat.com>
1163
1164         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1165         for converting the mask.
1166
1167 2005-01-13  David Edelsohn  <edelsohn@gnu.org>
1168
1169         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1170         definition to 600.
1171
1172 2005-01-13  Richard Henderson  <rth@redhat.com>
1173
1174         * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1175         IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1176         IX86_BUILTIN_MOVDQ2Q): Remove.
1177         (IX86_BUILTIN_VEC_EXT_V4SI): New.
1178         (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1179         (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1180         shuffling.
1181         * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1182         (sse2_pextrw): Fix immediate constraint.
1183         (sse2_loadq, sse2_loadq_rex64): Remove.
1184         * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1185         Use __builtin_ia32_vec_ext_<size>.
1186         (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1187
1188 2005-01-13  Aldy Hernandez  <aldyh@redhat.com>
1189
1190         * function.c (assign_parm_setup_block): Look inside original
1191         entry_parm when inspecting PARALLEL.
1192
1193 2005-01-13  Ralf Corsepius  <ralf.corsepius@rtems.org>
1194             Joel Sherrill  <joel@oarcorp.com>
1195
1196         PR target/19399
1197         * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1198         (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1199         rtems_gxx_recursive_mutex_init.
1200         (__gthread_recursive_mutex_lock): New function.
1201         (__gthread_recursive_mutex_trylock): Likewise.
1202         (__gthread_recursive_mutex_unlock): Likewise.
1203
1204 2005-01-13  Ralf Corsepius <ralf.corsepius@rtems.org>
1205
1206         * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1207
1208 2005-01-13  Jan Beulich  <jbeulich@novell.com>
1209
1210         * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1211         (ashrti3_internal): Indicate output is early clobber. Generate result
1212         into output rather than first input. Use move for low word of output
1213         if shift count is exactly 64.
1214         (lshrti3_internal): Likewise.
1215
1216 2005-01-13  Hans-Peter Nilsson  <hp@bitrange.com>
1217
1218         PR target/18329
1219         PR target/18330
1220         * reload1.c (delete_output_reload): Don't delete an output reload
1221         if the pseudo lives longer than a single basic block.  Adjust and
1222         improve wording of comment.
1223
1224 2005-01-12  Andrew Pinski  <pinskia@physics.uc.edu>
1225
1226         PR target/19334
1227         * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1228         of TYPE_SIZE where we mean the number of bytes.
1229
1230 2005-01-12  Aldy Hernandez  <aldyh@redhat.com>
1231
1232         * function.c (assign_parm_setup_block): Relax condition on
1233         multi-register optimization.
1234
1235 2005-01-12  Nick Clifton  <nickc@redhat.com>
1236
1237         * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1238         an "in_delay_slot" attribute of "no" to prevent them being used in
1239         delay slots.  This is forbidden because they might generate
1240         exceptions.
1241
1242 2005-01-12  Alan Modra  <amodra@bigpond.net.au>
1243
1244         PR target/19389
1245         * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1246         with r->Y and Y->r.
1247
1248 2005-01-12  Nick Clifton  <nickc@redhat.com>
1249
1250         * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1251         passed on to GAS) but do not define, as GAS no longer supports or
1252         needs the -m2000 option.
1253
1254 2005-01-11  Roger Sayle  <roger@eyesopen.com>
1255
1256         * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1257         type as args of unprototyped builtins aren't automatically promoted.
1258         (fold_builtin_abs): Likewise.
1259
1260 2005-01-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1261
1262         * Makefile.in: Set a `build-warn' variable.
1263
1264 2005-01-11  Zdenek Dvorak  <dvorakz@suse.cz>
1265
1266         PR tree-optimization/17949
1267         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1268         (find_interesting_uses_address): Use it.
1269
1270 2005-01-11  Aldy Hernandez  <aldyh@redhat.com>
1271
1272         * regrename.c (kill_value): Handle subreg's that won't simplify.
1273
1274 2005-01-11  Richard Henderson  <rth@redhat.com>
1275
1276         PR target/13366
1277         * config/i386/i386.h (enum ix86_builtins): Move ...
1278         * config/i386/i386.c: ... here.
1279         (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1280         IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1281         IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1282         IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1283         IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD,  IX86_BUILTIN_STOREHPD,
1284         IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1285         IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1286         IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1287         IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1288         IX86_BUILTIN_LOADDDUP): Remove.
1289         (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1290         IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1291         IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1292         IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1293         IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1294         (ix86_init_builtins): Make static.
1295         (ix86_init_mmx_sse_builtins): Update for changed builtins.
1296         (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1297         if all the modes match.  Otherwise, fake it.
1298         (get_element_number, ix86_expand_vec_init_builtin,
1299         ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1300         (ix86_expand_builtin): Make static.  Update for changed builtins.
1301         (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1302         operand instead of sse2_loadsd.  Cast sse1 fallback to V4SFmode.
1303         (ix86_expand_vector_init_duplicate): New.
1304         (ix86_expand_vector_init_low_nonzero): New.
1305         (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1306         Split out from ix86_expand_vector_init; handle integer modes.
1307         (ix86_expand_vector_init): Use them.
1308         (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1309         * config/i386/i386-protos.h: Update.
1310         * config/i386/predicates.md (reg_or_0_operand): New.
1311         * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1312         (movv2sf_internal): Likewise.  And a splitter to match them all.
1313         (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1314         vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1315         vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1316         vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1317         (mmx_pinsrw): Fix operand ordering.
1318         * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1319         rather than sse_loadss expander.
1320         (movv2df splitter): Similarly.
1321         (sse_loadss, sse_loadlss): Remove.
1322         (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1323         (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1324         (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1325         (sse3_movddup): Rename with '*'.
1326         (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1327         (sse2_loadsd): Remove.
1328         (vec_dupv2df_sse3): Rename from sse3_loadddup.
1329         (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1330         (sse2_pinsrw): Fix argument ordering.
1331         (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1332         (sse2_stored): Remove 'r' destination.
1333         (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1334         vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1335         vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1336         vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1337         vec_extractv16qi, vec_initv16qi): New.
1338
1339         * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1340         (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1341         _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1342         constructor form.
1343         (_mm_load_pd, _mm_store_pd): Use plain dereference.
1344         (_mm_load_si128, _mm_store_si128): Likewise.
1345         (_mm_load1_pd): Use _mm_set1_pd.
1346         (_mm_load_sd): Use _mm_set_sd.
1347         (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1348         (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1349         (_mm_set_epi64): Use _mm_set_epi64x.
1350         (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1351         _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1352         _mm_setr_epi8): Use _mm_set_foo form.
1353         (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1354         (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1355         (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1356         (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1357         * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1358         (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1359         (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1360         (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1361         (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1362         * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1363         (_mm_movedup_pd): Use _mm_shuffle_pd.
1364         * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1365         _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1366         (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1367         _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1368         Use _mm_setzero_ps.
1369         (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1370         (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1371         (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1372         (_mm_store_ps): Use raw dereference.
1373         (_mm_store1_ps): Use _mm_storeu_ps.
1374         (_mm_storer_ps): Use _mm_store_ps.
1375         (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1376         (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1377
1378 2005-01-11  Stan Shebs  <shebs@apple.com>
1379
1380         * config/rs6000/rs6000.c (machopic_output_stub): Issue
1381         ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1382
1383 2005-01-11  Andrew Pinski  <pinskia@physics.uc.edu>
1384
1385         PR target/18761
1386         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1387         Skip all DECLs except for FIELD_DECLs.
1388
1389 2005-01-11  Andreas Krebbel  <krebbel1@de.ibm.com>
1390
1391         * config/s390/s390.c (override_options): Return error if
1392         -mbackchain, -mpacked-stack and -mhard-float are used together.
1393         (s390_va_start): Remove the backchain && packed-stack special case.
1394         (s390_gimplify_va_arg): Likewise.
1395         * doc/invoke.texi: Remove the ABI incompatibility note.
1396
1397 2005-01-11  Andreas Krebbel  <krebbel1@de.ibm.com>
1398
1399         * config/s390/s390.c (struct s390_frame_layout): Remove
1400         save_backchain_p.
1401         (s390_frame_info, s390_emit_prologue): Replace occurrences of
1402         save_backchain_p with TARGET_BACKCHAIN.
1403
1404 2005-01-11  Alan Modra  <amodra@bigpond.net.au>
1405
1406         PR target/18916
1407         * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1408         * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1409         * function.c (locate_and_pad_parm): Set new field.
1410         (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1411         Tweak where_pad test to include "none".  Always set mem align for
1412         stack_parm.
1413         (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1414         not sufficient for type.
1415         (assign_parm_setup_block): If stack_parm is zero on entry, always
1416         make a new stack local.  Block move old stack parm if necessary
1417         to new aligned stack local.
1418         (assign_parm_setup_stack): Use a block move to handle
1419         potentially misaligned entry_parm.
1420         (assign_parms_unsplit_complex): Specify required alignment when
1421         creating stack local.
1422         * calls.c (compute_argument_addresses): Override alignment of stack
1423         arg calculated from its type with the alignment given by
1424         FUNCTION_ARG_BOUNDARY.
1425         (store_one_arg): Likewise.
1426
1427 2005-01-11  Jan Beulich  <jbeulich@novell.com>
1428
1429         * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1430         Change respective itanium_class attribute to ialu.
1431         (shladdp4_internal): New.
1432         * config/ia64/predicates.md (shladd_log2_operand): New.
1433
1434 2005-01-11  Richard Henderson  <rth@redhat.com>
1435
1436         * expr.c (store_constructor): Use rtvec_alloc instead of
1437         alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1438
1439 2005-01-11  Kazu Hirata  <kazu@cs.umass.edu>
1440
1441         * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1442
1443 2005-01-11  Alan Modra  <amodra@bigpond.net.au>
1444
1445         * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1446         * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1447         (TARGET_RWRELOC): Define.
1448         (ia64_rwreloc_section_type_flags): Delete.
1449         (ia64_section_type_flags): New function.
1450         * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1451         (TARGET_RWRELOC): Define.
1452
1453 2005-01-10  David Mosberger  <davidm@hpl.hp.com>
1454
1455         PR target/18987
1456         * config/ia64/ia64.c (process_set): For alloc insn, only call
1457         process_epilogue is !frame_pointer_needed.
1458
1459 2005-01-10  Roger Sayle  <roger@eyesopen.com>
1460
1461         PR c++/19355
1462         * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1463         unary operator and can't be treated as a binary/comparison operator.
1464
1465 2005-01-10  Richard Henderson  <rth@redhat.com>
1466
1467         * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1468         (ix86_return_in_memory): Likewise.
1469         (function_arg_advance):  Likewise.  Mirror structure in function_arg
1470         for choosing register to advance.
1471
1472 2005-01-10  Kazu Hirata  <kazu@cs.umass.edu>
1473
1474         * tree-vectorizer.c, tree.def: Fix comment typos.
1475
1476 2005-01-10  Mark Dettinger  <dettinge@de.ibm.com>
1477
1478         * config/s390/s390.c (struct processor_costs): 4 new fields:
1479         ddbr, ddr, debr, der.
1480         (s390_rtx_costs): More precise handling of divide instructions.
1481
1482 2005-01-10  David Edelsohn  <edelsohn@gnu.org>
1483
1484         * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
1485
1486 2005-01-10  Jan Beulich  <jbeulich@novell.com>
1487
1488         * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
1489         names resulting from -ffunction-sections/-fdata-sections and linkonce
1490         ones.
1491         * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
1492         based on the section name. Rearrange the section name comparison logic
1493         slightly so that each section name is compared against at most once.
1494
1495 2005-01-10  Ben Elliston  <bje@au.ibm.com>
1496
1497         * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
1498         targets for which -fPIC reduces limitations on the GOT size.
1499
1500 2005-01-09  Falk Hueffner  <falk@debian.org>
1501
1502         * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
1503         X/C1 cmpop C2.
1504
1505 2005-01-09  David Edelsohn  <edelsohn@gnu.org>
1506
1507         PR target/18720
1508         * collect2.c (main): Set aixrtl_flag for -brtl option.
1509         (resolve_lib_name): Search for .so file extension before .a
1510         if aixrtl_flag set.
1511
1512 2005-01-09  Dorit Naishlos  <dorit@il.ibm.com>
1513
1514         * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
1515         (vect_analyze_data_refs_alignment): Add dump prints.
1516
1517 2005-01-09  Ira Rosen  <irar@il.ibm.com>
1518
1519         * tree-vectorizer.c (vect_analyze_offset_expr): Use
1520         expr_invariant_in_loop_p.
1521         Initialize outputs first thing in the function.
1522         (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
1523         (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
1524         (vect_analyze_pointer_ref_access): Check that the initial condition of
1525         the access function is loop invariant.
1526
1527 2005-01-09  Richard Henderson  <rth@redhat.com>
1528
1529         * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
1530         (ix86_expand_builtin): Likewise.  Frob MASKMOVQ wrt the input mem
1531         just like MASKMOVDQU.  Return plain zero for MMX_ZERO.
1532         * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
1533         mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
1534         movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
1535         movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
1536         sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
1537         ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
1538         mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
1539         mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
1540         sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
1541         mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
1542         mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
1543         gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
1544         ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
1545         mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
1546         mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
1547         mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
1548         eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
1549         pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
1550         pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
1551         pswapdv2sf2): Move to mmx.md; rename as necessary with leading
1552         mmx_ prefix.
1553         (mmx_clrdi, pavgusb): Remove.
1554         (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
1555         with leading sse_ prefix.
1556         * config/i386/sse.md: Receive them.
1557         * config/i386/mmx.md: New file.
1558         (MMXMODE12, MMXMODE24, mmxvecsize): New.
1559         (subrv2sf3): Turn into expander for normal subtraction.
1560         (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
1561         mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
1562         mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
1563         mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
1564         commutative; use ix86_binary_operator_ok.
1565         (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
1566         mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
1567         mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
1568         mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
1569         mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
1570         Macroize from existing patterns; use ix86_binary_operator_ok.
1571         (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
1572         (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
1573         mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise.  Model
1574         with vec_select+vec_concat.
1575         (mmx_pshufw, mmx_pshufw_1): Likewise.
1576         (mmx_uavgv8qi3): Merge pavgusb.  Model correcty.
1577         (mmx_uavgv4hi3): Model correctly.
1578         * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
1579         _mm_xor_si64): Remove casts.
1580
1581 2005-01-09  Zdenek Dvorak  <dvorakz@suse.cz>
1582
1583         PR tree-optimization/19224
1584         * tree-scalar-evolution.c (get_instantiated_value,
1585         set_instantiated_value): New functions.
1586         (instantiate_parameters_1): Cache the results.
1587         (instantiate_parameters, resolve_mixers): Initialize and free
1588         the cache.
1589
1590 2005-01-08  David Edelsohn  <edelsohn@gnu.org>
1591
1592         * config/i386/i386.md (addhi_4): Correct reference in comment.
1593         (addqi_4): Same.
1594
1595 2005-01-08  Richard Henderson  <rth@redhat.com>
1596
1597         * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
1598         (_mm_cvtsi128_si64x): Likewise.
1599         (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
1600         _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
1601         the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
1602         * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
1603         * config/i386/i386-protos.h: Update.
1604         * config/i386/i386.c (print_operand): Add 'H'.
1605         (ix86_fixup_binary_operands): Split out from ...
1606         (ix86_expand_binary_operator): ... here.
1607         (ix86_fixup_binary_operands_no_copy): New.
1608         (ix86_expand_fp_absneg_operator): Handle vector mode results.
1609         (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
1610         (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
1611         (safe_vector_operand): Use CONST0_RTX.
1612         (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
1613         (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
1614         CODE_FOR_sse2_maskmovdqu.  Special case SSE version of MASKMOVDQU
1615         expansion.  Update names for sse{,2,3}_ prefixes.  Remove *maskncmp*
1616         special cases.
1617         * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
1618         (IX86_BUILTIN_CMPNGESS): New.
1619         * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
1620         (attr type): Add sselog1.
1621         (attr unit, attr memory): Handle it.
1622         (movti, movti_internal, movti_rex64): Move near other integer moves.
1623         (movtf, movtf_internal): Move near other fp moves.
1624         (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
1625         vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
1626         movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
1627         movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
1628         sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
1629         sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
1630         sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
1631         mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
1632         rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
1633         sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
1634         sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
1635         sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
1636         vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
1637         smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
1638         cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
1639         cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
1640         vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
1641         vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
1642         sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
1643         sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
1644         cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
1645         cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
1646         cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
1647         cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
1648         ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
1649         subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
1650         smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
1651         sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
1652         sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
1653         sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
1654         gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
1655         ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
1656         ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
1657         sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
1658         sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
1659         sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
1660         sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
1661         sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
1662         sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
1663         sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
1664         mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
1665         addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
1666         movsldup, lddqu, loadddup, movddup): Move to sse.md.  Any with
1667         non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
1668         same time.
1669         (SSEPUSH, push<SSEPUSH>): Remove.
1670         (MMXPUSH, push<MMXPUSH>): Remove.
1671         (sse_movaps, sse_movaps_1, sse_movups): Remove.
1672         (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
1673         (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
1674         (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
1675         (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
1676         (maskncmpv2df3, vmmaskncmpv2df3): Remove.
1677         (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
1678         (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
1679         * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
1680         (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
1681         * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
1682         (ppro_sse_log_V4SF_load): Similarly.  Handle sselog1.
1683         (ppro_sse_log_V4SF): Handle sselog1.
1684         * config/i386/predicates.md (const_0_to_1_operand): New.
1685         (const_0_to_255_mul_8_operand): New.
1686         (const_1_to_31_operand): Rename from const_int_1_31_operand.
1687         (const_2_to_3_operand, const_4_to_7_operand): New.
1688         * config/i386/sse.md: New file.
1689         (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
1690         (sse_movups): Rename from sse_movups_1.
1691         (sse_loadlss): Rename from sse_loadss_1.
1692         (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
1693         from the name.
1694         (negv4sf2): Use ix86_expand_fp_absneg_operator.
1695         (absv4sf2, negv2df, absv2df): New.
1696         (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
1697         (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
1698         iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
1699         smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
1700         umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
1701         (sse3_addsubv4sf3): Model correctly.
1702         sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
1703         sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
1704         (sse_movhlps): Model with vec_select+vec_concat.
1705         (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
1706         sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
1707         sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
1708         sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
1709         sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
1710         sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
1711         sse2_pshufhw_1): Likewise.
1712         (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
1713         (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
1714         sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
1715         ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
1716         sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
1717         ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
1718         (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
1719         sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
1720         mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
1721         sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
1722         sminv8hi3): Mark commutative
1723         operands.  Use ix86_binary_operator_ok.
1724         (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
1725         sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
1726         sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
1727         sse2_punpcklqdq): Allow operand2 in memory.
1728         (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
1729         sse2_movsd): Add memory alternatives.
1730         (sse_storelps): Turn expander into an insn; split after reload.
1731         (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
1732         (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
1733
1734 2005-01-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
1735
1736         * configure.ac (DWARF-2 debug_line): Use objdump.
1737         * configure: Regenerate.
1738
1739 2005-01-08  Jeff Law  <law@redhat.com>
1740             Diego Novillo  <dnovillo@redhat.com>
1741
1742         PR tree-optimization/18241
1743         * tree-nrv.c (tree_nrv): Ignore volatile return values.
1744         * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
1745         statements with volatile operands.
1746         * tree-ssa-operands.c (add_stmt_operand): Do add volatile
1747         operands after marking a statement with has_volatile_ops.
1748
1749 2005-01-08  Roger Sayle  <roger@eyesopen.com>
1750
1751         * tree.c (int_fits_type_p): Always honor integer constant
1752         TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
1753
1754 2005-01-08  Roger Sayle  <roger@eyesopen.com>
1755
1756         * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
1757         the latent bug in rtl_delete_block has been resolved.
1758
1759 2005-01-08  Richard Sandiford  <rsandifo@redhat.com>
1760
1761         * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
1762         (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
1763
1764 2005-01-08  Richard Sandiford  <rsandifo@redhat.com>
1765
1766         * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
1767         library as @multilib_dir@/$(SHLIB_SONAME).
1768
1769 2005-01-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
1770
1771         * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
1772         * configure: Regenerate.
1773
1774 2005-01-07  Jakub Jelinek  <jakub@redhat.com>
1775
1776         * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
1777         TYPE_MODE.
1778
1779 2005-01-07  David Edelsohn  <edelsohn@gnu.org>
1780
1781         PR target/13674
1782         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1783         Convert non-word aligned offset address using ld/std into
1784         indirect address.
1785
1786 2005-01-07  Richard Henderson  <rth@redhat.com>
1787
1788         * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
1789
1790 2005-01-07  Richard SAndiford  <rsandifo@redhat.com>
1791
1792         * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
1793
1794 2005-01-07  Jakub Jelinek  <jakub@redhat.com>
1795
1796         PR tree-optimization/19283
1797         * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
1798         is not shorter than the original type.
1799
1800         PR rtl-optimization/19012
1801         * config/i386/i386.md (addqi_1_slp): Set memory attribute.
1802
1803         PR rtl-optimization/18861
1804         * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
1805         (FULL_STATE): Define.
1806         (mark_tablejump_edge): New function.
1807         (purge_dead_tablejump_edges): New function.
1808         (find_bb_boundaries): Use it.
1809
1810         PR tree-optimization/18828
1811         * builtins.c (expand_builtin_next_arg): Remove argument and all
1812         the argument checking.
1813         (expand_builtin): Adjust caller.
1814         (expand_builtin_va_start): Likewise.  Remove error for too many
1815         arguments.
1816         (fold_builtin_next_arg): Issue error for too many arguments.
1817         After checking arguments, replace them with magic arguments that
1818         prevent further checking of the args.
1819
1820 2005-01-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1821
1822         * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
1823
1824 2005-01-06  Roger Sayle  <roger@eyesopen.com>
1825
1826         PR target/6077
1827         * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
1828         and %{.S:...} (and their negative variants) to test whether the
1829         input file is assembler or pre-processed-assembler independent of
1830         the actual filename extension.
1831
1832 2005-01-06  Roger Sayle  <roger@eyesopen.com>
1833
1834         * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
1835         of sign or zero extended values.
1836
1837 2005-01-06  Geoffrey Keating  <geoffk@apple.com>
1838
1839         * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
1840         for IBM long double format correctly.
1841
1842 2005-01-06  Daniel Berlin <dberlin@dberlin.org>
1843
1844         Fix PR tree-optimization/18792
1845
1846         * tree-data-ref.c (build_classic_dist_vector): Change first_loop
1847         to first_loop_depth, and use loop depth instead of loop number.
1848         (build_classic_dir_vector): Ditto.
1849         (compute_data_dependences_for_loop): Use depth, not loop number.
1850         * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
1851         number. Pass in loops, instead of loop numbers.
1852         (gather_interchange_stats): Ditto.
1853         (linear_transform_loops): Ditto.
1854
1855 2005-01-06  Richard Sandiford  <rsandifo@redhat.com>
1856
1857         PR rtl-opt/13299
1858         * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
1859         biv_fits_mode_p, extension_within_bounds_p): New functions.
1860         (check_ext_dependent_givs): Use them.
1861
1862 2005-01-06  Roger Sayle  <roger@eyesopen.com>
1863
1864         * cfgrtl.c (rtl_delete_block): A basic block may be followed by
1865         more than one barrier, in which case we should delete them all.
1866
1867 2005-01-06  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
1868
1869         * gcc.c (process_command): Change year in 'gcc --version' to 2005.
1870
1871 2005-01-05  Daniel Berlin  <dberlin@dberlin.org>
1872
1873         Fix PR middle-end/19286
1874         Fix PR debug/19267
1875         * dwarf2out.c (gen_subprogram_die): If we've already tried to
1876         output this subprogram, simply ignore this attempt to do it again.
1877         (add_abstract_origin_attribute): Don't abort trying to add the abstract
1878         origin attribute if it's not possible.
1879         (gen_block_die): Don't ignore subblocks of "unused" blocks.
1880         (decls_for_scope): Ditto.
1881         * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
1882         (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
1883
1884 2005-01-05  Richard Henderson  <rth@redhat.com>
1885
1886         PR target/11327
1887         * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
1888         (bdesc_2arg): Use it.
1889         (ix86_expand_binop_builtin): Force operands into registers
1890         when optimizing.
1891         (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
1892         ix86_expand_sse_compare, ix86_expand_sse_comi,
1893         ix86_expand_builtin): Likewise.
1894
1895 2005-01-05  Richard Henderson  <rth@redhat.com>
1896
1897         * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
1898         and VEC_SELECT.
1899         * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
1900         (mulv4hi3): Set itanium_class mmmul.
1901         (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
1902         (fpack): Rename from fpack_sfsf.
1903
1904 2005-01-05  Richard Henderson  <rth@redhat.com>
1905
1906         PR rtl-opt/10692
1907         * reload1.c (do_input_reload): Restrict the optimization deleteing
1908         a previous output reload to RELOAD_FOR_INPUT.
1909
1910 2005-01-05  Steven Bosscher  <stevenb@suse.de>
1911
1912         * combine.c (expand_compound_operation)  <ZERO_EXTRACT>: Add
1913         comment that we fall through after case.
1914         (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
1915         (distribute_links): Likewise.
1916         * cse.c (cse_insn): Likewise.
1917         * cselib.c (cselib_invalidate_mem): Likewise.
1918         * df.c: Update comments at the top of the file.
1919         (read_modify_subreg_p): Update comments here too.
1920         (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
1921         * flow.c (mark_set_1): Likewise.
1922         (mark_used_regs): Likewise.
1923         * gcse.c (mems_conflict_for_gcse_p): Likewise.
1924         (canon_list_insert): Likewise.
1925         (mark_set): Likewise.
1926         (try_replace_reg): Likewise.
1927         (store_killed_in_insn): Likewise.
1928         * loop.c (count_one_set): Likewise.
1929         (basic_induction_var): Likewise.
1930         * postreload-gcse.c (find_mem_conflicts): Likewise.
1931         * postreload.c (reload_combine_note_store): Likewise.
1932         (move2add_note_store): Likewise.
1933         * reload.c (find_equiv_reg): Likewise.
1934         (mark_referenced_resources): Likewise.
1935         * rtlanal.c (set_noop_p): Likewise.
1936         (note_stores): Likewise.
1937         (note_uses): Likewise.
1938         * sched-deps.c (sched_analyze_1): Likewise.
1939         * sched-rgn.c (check_live_1): Likewise.
1940         (update_live_1): Likewise.
1941         * config/i860/i860.c: Likewise.
1942
1943         * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
1944         an lvalue.
1945         (ZERO_EXTRACT): Mention that this one can be an lvalue.
1946
1947         * doc/rtl.texi: Update documentation for bit-fields and SET.
1948
1949 2005-01-05  Roger Sayle  <roger@eyesopen.com>
1950
1951         * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
1952
1953 2005-01-05  Jan Hubicka  <jh@suse.cz>
1954             Richard Henderson  <rth@redhat.com>
1955
1956         PR target/18910
1957         * config/i386/i386.c (ix86_expand_move): Handle tls symbols
1958         with an offset.
1959
1960 2005-01-05  Richard Henderson  <rth@redhat.com>
1961
1962         PR target/12902
1963         * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
1964         (sse_shufps): Change operand 3 to const_int_operand.
1965         (sse2_storelps): Fix typo in template.
1966         (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
1967         * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
1968         (ix86_expand_builtin): Likewise.
1969
1970 2005-01-05  Julian Brown  <julian@codesourcery.com>
1971
1972         * config/arm/arm.c (arm_return_in_memory): Treat complex types
1973         as aggregates for AAPCS ABIs.
1974
1975 2005-01-05  Stan Shebs  <shebs@apple.com>
1976
1977         * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
1978         Mach-O getters if ppc64.
1979         * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
1980         size argument.
1981         * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
1982         signed four-byte field for global code case.
1983         (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
1984
1985 2005-01-05  Roger Sayle  <roger@eyesopen.com>
1986
1987         PR middle-end/19100
1988         * c-common.c: Include real.h.
1989         (c_common_truthvalue_conversion): Avoid destructively modifying expr.
1990         Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
1991         Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
1992         * Makefile.in (c-common.o): Update dependencies.
1993
1994 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
1995
1996         * c-parse.in (asm_string): Add trailing semicolon.
1997
1998 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
1999
2000         * c-parse.in (asm_string): New.  Don't allow wide strings in
2001         'asm'.
2002         (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2003         asm_string instead of STRING.
2004
2005 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
2006
2007         * c-typeck.c (constructor_no_implicit): Remove.
2008         (set_designator, process_init_element): Don't check
2009         constructor_no_implicit.
2010
2011 2005-01-05  J"orn Rennecke <joern.rennecke@st.com>
2012             Kaz Kojima  <kkojima@gcc.gnu.org>
2013
2014         PR target/16482
2015         * lcm.c (create_pre_exit): New.
2016         (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2017         ENTRY_EXIT_EXTRA to 3.  Use create_pre_exit.
2018
2019 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
2020
2021         * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2022         -msoft-float in target_float_switch.
2023         * arm.c (arm_override_options): Fix processing of target_float_switch.
2024
2025 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
2026
2027         * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2028         preferencing.
2029
2030 2004-01-05  Uros Bizjak  <uros@kss-loka.si>
2031
2032         * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2033         Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2034
2035 2005-01-04  Roger Sayle  <roger@eyesopen.com>
2036
2037         * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2038         if deleting the then-block allows the test-block to fallthru to the
2039         else-block.
2040
2041 2005-01-04  Andrew Pinski  <pinskia@physics.uc.edu>
2042
2043         PR c/19152
2044         * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2045         after the full declaration if the are in two different TUs.
2046
2047 2005-01-04  Richard Henderson  <rth@redhat.com>
2048
2049         PR tree-opt/19158
2050         * tree-sra.c (generate_one_element_init): Just
2051         call gimplify_and_add.
2052         (generate_element_init): Record the
2053         new referenced variables and mark them for renaming
2054         and split out to ...
2055         (generate_element_init_1): This.
2056         (scalarize_init): Don't call push_gimplify_context/
2057         pop_gimplify_context.
2058
2059 2005-01-04  Geoffrey Keating  <geoffk@apple.com>
2060
2061         * toplev.c (get_src_pwd): Handle failure of getpwd().
2062
2063 2005-01-04  Roger Sayle  <roger@eyesopen.com>
2064
2065         * fold-const.c (fold_single_bit_test): Delete unreachable handling
2066         of TRUTH_NOT_EXPR.
2067         (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2068         all the cases handled by it are inverted by invert_truthvalue.
2069
2070 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
2071
2072         * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2073         (save_register_windowsi): Likewise.
2074
2075 2005-01-04  Richard Henderson  <rth@redhat.com>
2076
2077         * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2078
2079 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
2080
2081         PR middle-end/17767
2082         * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2083         any simplifications of vector mode comparison operators.
2084         * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2085
2086 2005-01-04  Paolo Bonzini  <bonzini@gnu.org>
2087             Devang Patel  <dpatel@apple.com>
2088
2089         PR tree-optimization/18308
2090         * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2091         the operands before creating a new expression.
2092         * dojump.c (do_jump): Make drop_through_label available
2093         for all cases.  Add expansion of COND_EXPR.
2094
2095 2005-01-04  Ira Rosen  <irar@il.ibm.com>
2096
2097         * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2098         INTEGER_CST instead of TREE_CONSTANT.
2099         (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2100         instead of TREE_CONSTANT.
2101         (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2102         instead of TREE_CONSTANT.
2103
2104 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
2105
2106         * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2107
2108 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
2109
2110         PR target/19240
2111         * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2112         (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2113
2114 2005-01-03  Richard Henderson  <rth@redhat.com>
2115
2116         * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2117         (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2118         fold_convert_const_real_from_real): Split out from ...
2119         (fold_convert_const): ... here.
2120
2121 2005-01-03  Richard Henderson  <rth@redhat.com>
2122
2123         PR target/19235
2124         * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2125         (mov<MMXMODEI>_internal): Likewise.
2126         (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2127         Add V2SF case; use it for SSE1; don't use TI.
2128         (movdf_integer): Likewise.
2129         (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2130
2131 2005-01-03  Ira Rosen  <irar@il.ibm.com>
2132
2133         * tree-vectorizer.c (vect_strip_conversions): New function.
2134         (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2135         check for binary class.
2136
2137 2005-01-03  Daniel Berlin  <dberlin@dberlin.org>
2138
2139         Fix PR debug/17924
2140         Fix PR debug/19191
2141         * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2142         is a decl.
2143         * gimple-low.c (mark_blocks_with_used_vars): New function.
2144         (mark_blocks_with_used_subblocks): Ditto.
2145         (mark_used_blocks): Ditto.
2146         (pass_mark_used_blocks): New pass.
2147         * tree-inline.c: Include debug.h.
2148         (expand_call_inline): Call outlining_inline_function here.
2149         * tree-optimize.c (init_tree_optimization_passes): Add
2150         pass_mark_used_blocks.
2151         * tree-pass.h (pass_mark_used_blocks): New.
2152         * Makefile.in (tree-inline.o): Add debug.h dependency.
2153
2154 2005-01-03  Geoffrey Keating  <geoffk@apple.com>
2155
2156         * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2157         VAR_DECLs to have weak_import attribute.
2158
2159         * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2160         'struct ucontext'.
2161
2162 2004-01-03  Steven Bosscher  <stevenb@suse.de>
2163
2164         * passes.c (rest_of_compilation): Don't run regmove if only
2165         flag_expensive_optimizations, require flag_regmove instead.
2166
2167 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
2168
2169         * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2170         register "sparc".
2171         * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2172         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2173         * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2174         * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2175
2176 2005-01-03  Richard Henderson  <rth@redhat.com>
2177
2178         * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2179         (ia64_const_ok_for_letter_p): New.
2180         (ia64_const_double_ok_for_letter_p): New.
2181         (ia64_extra_constraint): New.
2182         (ia64_expand_vecint_compare): New.
2183         (ia64_expand_vcondu_v2si): New.
2184         (ia64_expand_vecint_cmov): New.
2185         (ia64_expand_vecint_minmax): New.
2186         (ia64_print_operand): Add 'v'.
2187         (ia64_preferred_reload_class): New.
2188         (ia64_vector_mode_supported_p): New.
2189         * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2190         (PREFERRED_RELOAD_CLASS): Move to function.
2191         (CONST_OK_FOR_LETTER_P): Move to function.
2192         (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2193         (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2194         (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2195         (EXTRA_CONSTRAINT): Move to function.
2196         * config/ia64/ia64.md: Include vect.md.
2197         (itanium_class): Add mmalua.
2198         (type): Handle it.
2199         * config/ia64/itanium1.md (1_mmalua): New.  Add it to bypasses.
2200         (1b_mmalua): New.
2201         * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2202         * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2203         CONST0_RTX.
2204         (const_int_2bit_operand): New.
2205         (fr_reg_or_0_operand): New.
2206         * config/ia64/ia64-modes.def: Add vector modes.
2207         * config/ia64/ia64-protos.h: Update.
2208         * config/ia64/vect.md: New file.
2209
2210 2005-01-03  Richard Henderson  <rth@redhat.com>
2211
2212         * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2213
2214 2005-01-03  Uros Bizjak  <uros@kss-loka.si>
2215
2216         PR target/19236
2217         * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2218         to SFmode.
2219         (log1pdf2): Change mode of operands[0,1] to DFmode.
2220
2221 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
2222
2223         * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2224         * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2225         * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2226         * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2227         SPARC_RELAXED_ORDERING.
2228
2229 2005-01-03  Richard Henderson  <rth@redhat.com>
2230             Uros Bizjak  <uros@kss-loka.si>
2231
2232         PR target/14631
2233         * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2234         IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2235         * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2236         handling.
2237         (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2238         * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2239         const_pow2_1_to_128_operand): New predicates.
2240
2241 2005-01-02  Greg McGary  <greg@mcgary.org>
2242
2243         * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2244         anonymous decls.
2245         (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2246         object.  [ptr_type]: Remove unused variable.
2247         Remember nearest addressable array-element or record-component
2248         when checking bitfield components.  Tolerate empty BIND_EXPR.
2249
2250 2005-01-01  Richard Henderson  <rth@redhat.com>
2251
2252         * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2253         that don't narrow the value.  Fail for other conversions.
2254
2255 2005-01-01  Richard Henderson  <rth@redhat.com>
2256
2257         PR c/19031
2258         * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2259         * c-lang.c (finish_file): Don't do it here.
2260         * objc/objc-act.c (objc_finish_file): Likewise.
2261
2262         * cgraph.c (decl_assembler_name_equal): New.
2263         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2264         (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2265         * cgraph.h (struct cgraph_varpool_node): Add next.
2266         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2267         * varasm.c (assemble_alias): Mark the target as needed.
2268
2269 2005-01-01  Andrew Pinski  <pinskia@physics.uc.edu>
2270
2271         PR middle-end/19221
2272         * function.c (get_arg_pointer_save_area): Use entry_of_function
2273         instead of get_insns.
2274
2275 2005-01-01  Roger Sayle  <roger@eyesopen.com>
2276             Andrew Pinski  <pinskia@physics.uc.edu>
2277             James E. Wilson  <wilson@specifixinc.com>
2278
2279         PR rtl-optimization/12092
2280         * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2281         is zero.
2282
2283 2005-01-01  Roger Sayle  <roger@eyesopen.com>
2284             Olivier Hainque  <hainque@act-europe.fr>
2285
2286         * tree.c (int_fits_type_p): A narrower type always fits in a
2287         wider one, except for negative values into unsigned types.
2288
2289 2005-01-01  Roger Sayle  <roger@eyesopen.com>
2290
2291         * tree.c (int_fits_type_p): Compare the result of force_fit_type
2292         with the original constant rather than require TREE_OVERFLOW.
2293
2294 2005-01-01  Steven Bosscher  <stevenb@suse.de>
2295
2296         PR middle-end/17544
2297         * c-decl.c (finish_function): If compiling C99, annotate the
2298         compiler generated return with the current file name and line 0.
2299         * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2300         the source line is greater than 0.
2301         (remove_bb): Likewise.
2302
2303 See ChangeLog.12 for earlier changes.